static TPM_RESULT execute_TPM_UnBind(TPM_REQUEST *req, TPM_RESPONSE *rsp)
{
BYTE *ptr;
UINT32 len;
TPM_KEY_HANDLE keyHandle;
UINT32 inDataSize;
BYTE *inData;
UINT32 outDataSize;
BYTE *outData = NULL;
TPM_RESULT res;
/* compute parameter digest */
tpm_compute_in_param_digest(req);
/* unmarshal input */
ptr = req->param;
len = req->paramSize;
if (tpm_unmarshal_TPM_KEY_HANDLE(&ptr, &len, &keyHandle)
|| tpm_unmarshal_UINT32(&ptr, &len, &inDataSize)
|| tpm_unmarshal_BLOB(&ptr, &len, &inData, inDataSize)
|| len != 0) return TPM_BAD_PARAMETER;
/* execute command */
res = TPM_UnBind(keyHandle, inDataSize, inData, &req->auth1, &outDataSize, &outData);
if (res != TPM_SUCCESS) return res;
/* marshal output */
rsp->paramSize = len = 4 + outDataSize;
rsp->param = ptr = ExtendBuf;
if (ptr == NULL
|| tpm_marshal_UINT32(&ptr, &len, outDataSize)
|| tpm_marshal_BLOB(&ptr, &len, outData, outDataSize)) {
free(rsp->param);
res = TPM_FAIL;
}
free(outData);
return res;
}
static TPM_RESULT execute_TPM_MakeIdentity(TPM_REQUEST *req, TPM_RESPONSE *rsp)
{
BYTE *ptr;
UINT32 len;
TPM_ENCAUTH identityAuth;
TPM_CHOSENID_HASH labelPrivCADigest;
TPM_KEY idKeyParams;
TPM_KEY idKey;
UINT32 identityBindingSize;
BYTE *identityBinding = NULL;
TPM_RESULT res;
/* compute parameter digest */
tpm_compute_in_param_digest(req);
/* unmarshal input */
ptr = req->param;
len = req->paramSize;
if (tpm_unmarshal_TPM_ENCAUTH(&ptr, &len, &identityAuth)
|| tpm_unmarshal_TPM_CHOSENID_HASH(&ptr, &len, &labelPrivCADigest)
|| tpm_unmarshal_TPM_KEY(&ptr, &len, &idKeyParams)
|| len != 0) return TPM_BAD_PARAMETER;
/* execute command */
res = TPM_MakeIdentity(&identityAuth, &labelPrivCADigest, &idKeyParams,
&req->auth1, &req->auth2, &idKey, &identityBindingSize, &identityBinding);
if (res != TPM_SUCCESS) return res;
/* marshal output */
rsp->paramSize = len = sizeof_TPM_KEY(idKey) + 4 + identityBindingSize;
rsp->param = ptr = ExtendBuf;
if (tpm_marshal_TPM_KEY(&ptr, &len, &idKey)
|| tpm_marshal_UINT32(&ptr, &len, identityBindingSize)
|| tpm_marshal_BLOB(&ptr, &len, identityBinding, identityBindingSize)) {
res = TPM_FAIL;
}
return res;
}
static TPM_RESULT execute_MTM_InstallRIM(TPM_REQUEST *req, TPM_RESPONSE *rsp)
{
BYTE *ptr;
UINT32 len;
UINT32 rimCertSize;
TPM_RIM_CERTIFICATE rimCertIn;
TPM_RIM_CERTIFICATE rimCertOut;
TPM_RESULT res;
/* compute parameter digest */
tpm_compute_in_param_digest(req);
/* unmarshal input */
ptr = req->param;
len = req->paramSize;
if (tpm_unmarshal_UINT32(&ptr, &len, &rimCertSize)
|| tpm_unmarshal_TPM_RIM_CERTIFICATE(&ptr, &len, &rimCertIn)
|| len != 0) return TPM_BAD_PARAMETER;
/* execute command */
res = MTM_InstallRIM(&rimCertIn, &req->auth1, &rimCertOut);
if (res != TPM_SUCCESS) return res;
/* marshal output */
rsp->paramSize = len = 4 + sizeof_TPM_RIM_CERTIFICATE(rimCertOut);
rsp->param = ptr = tpm_malloc(len);
if (ptr == NULL
|| tpm_marshal_UINT32(&ptr, &len, sizeof_TPM_RIM_CERTIFICATE(rimCertOut))
|| tpm_marshal_TPM_RIM_CERTIFICATE(&ptr, &len, &rimCertOut)) {
tpm_free(rsp->param);
res = TPM_FAIL;
}
free_TPM_RIM_CERTIFICATE(rimCertOut);
return res;
}
inline TPM_RESULT return_UINT32(UINT32 *respSize, BYTE **resp, UINT32 value)
{
UINT32 len = *respSize = 4;
BYTE *ptr = *resp = tpm_malloc(*respSize);
if (ptr == NULL || tpm_marshal_UINT32(&ptr, &len, value)) {
tpm_free(*resp);
return TPM_FAIL;
}
return TPM_SUCCESS;
}
static TPM_RESULT execute_TPM_CertifyKey(TPM_REQUEST *req, TPM_RESPONSE *rsp)
{
BYTE *ptr;
UINT32 len;
TPM_KEY_HANDLE certHandle;
TPM_KEY_HANDLE keyHandle;
TPM_NONCE antiReplay;
TPM_CERTIFY_INFO certifyInfo;
UINT32 outDataSize;
BYTE *outData = NULL;
TPM_RESULT res;
/* compute parameter digest */
tpm_compute_in_param_digest(req);
/* unmarshal input */
ptr = req->param;
len = req->paramSize;
if (tpm_unmarshal_TPM_KEY_HANDLE(&ptr, &len, &certHandle)
|| tpm_unmarshal_TPM_KEY_HANDLE(&ptr, &len, &keyHandle)
|| tpm_unmarshal_TPM_NONCE(&ptr, &len, &antiReplay)
|| len != 0) return TPM_BAD_PARAMETER;
/* execute command */
res = TPM_CertifyKey(certHandle, keyHandle, &antiReplay, &req->auth1,
&req->auth2, &certifyInfo, &outDataSize, &outData);
if (res != TPM_SUCCESS) return res;
/* marshal output */
rsp->paramSize = len = sizeof_TPM_CERTIFY_INFO(certifyInfo) + 4 + outDataSize;
rsp->param = ptr = ExtendBuf;
if (ptr == NULL
|| tpm_marshal_TPM_CERTIFY_INFO(&ptr, &len, &certifyInfo)
|| tpm_marshal_UINT32(&ptr, &len, outDataSize)
|| tpm_marshal_BLOB(&ptr, &len, outData, outDataSize)) {
free(rsp->param);
res = TPM_FAIL;
}
free_TPM_CERTIFY_INFO(certifyInfo);
free(outData);
return res;
}
static TPM_RESULT execute_TPM_Quote(TPM_REQUEST *req, TPM_RESPONSE *rsp)
{
BYTE *ptr;
UINT32 len;
TPM_KEY_HANDLE keyHandle;
TPM_NONCE extrnalData;
TPM_PCR_SELECTION targetPCR;
TPM_PCR_COMPOSITE *pcrData;
UINT32 sigSize;
BYTE *sig = NULL;
TPM_RESULT res;
pcrData = (TPM_PCR_COMPOSITE *)InOutBuf;
/* compute parameter digest */
tpm_compute_in_param_digest(req);
/* unmarshal input */
ptr = req->param;
len = req->paramSize;
if (tpm_unmarshal_TPM_KEY_HANDLE(&ptr, &len, &keyHandle)
|| tpm_unmarshal_TPM_NONCE(&ptr, &len, &extrnalData)
|| tpm_unmarshal_TPM_PCR_SELECTION(&ptr, &len, &targetPCR)
|| len != 0) return TPM_BAD_PARAMETER;
/* execute command */
res = TPM_Quote(keyHandle, &extrnalData, &targetPCR, &req->auth1, pcrData, &sigSize, &sig);
if (res != TPM_SUCCESS) return res;
/* marshal output */
rsp->paramSize = len = sizeof_TPM_PCR_COMPOSITE((*pcrData)) + 4 + sigSize;
rsp->param = ptr = ExtendBuf;
if (ptr == NULL
|| tpm_marshal_TPM_PCR_COMPOSITE(&ptr, &len, pcrData)
|| tpm_marshal_UINT32(&ptr, &len, sigSize)
|| tpm_marshal_BLOB(&ptr, &len, sig, sigSize)) {
free(rsp->param);
res = TPM_FAIL;
}
free(sig);
return res;
}
TPM_RESULT TPM_ExecuteTransport(UINT32 inWrappedCmdSize, BYTE *inWrappedCmd,
TPM_AUTH *auth1, UINT64 *currentTicks,
TPM_MODIFIER_INDICATOR *locality,
UINT32 *outWrappedCmdSize, BYTE **outWrappedCmd)
{
TPM_RESULT res;
TPM_SESSION_DATA *session;
TPM_REQUEST req;
TPM_RESPONSE rsp;
BYTE *ptr, buf[4 * 4 + 8 + 20];
UINT32 len, offset;
tpm_sha1_ctx_t sha1;
info("TPM_ExecuteTransport()");
/* get transport session */
session = tpm_get_transport(auth1->authHandle);
if (session == NULL) return TPM_BAD_PARAMETER;
/* unmarshal wrapped command */
len = inWrappedCmdSize;
ptr = inWrappedCmd;
if (tpm_unmarshal_TPM_REQUEST(&ptr, &len, &req)) return TPM_FAIL;
/* decrypt wrapped command if needed */
ptr = tpm_malloc(req.paramSize);
if (ptr == NULL) return TPM_FAIL;
memcpy(ptr, req.param, req.paramSize);
if (session->transInternal.transPublic.transAttributes & TPM_TRANSPORT_ENCRYPT) {
if (req.ordinal == TPM_ORD_OIAP || req.ordinal == TPM_ORD_OSAP) {
offset = req.paramSize;
} else if (req.ordinal == TPM_ORD_DSAP) {
offset = 30;
} else {
offset = tpm_get_in_param_offset(req.ordinal);
}
debug("decrypting %d bytes, starting at pos %d", req.paramSize - offset, offset);
decrypt_wrapped_command(ptr + offset, req.paramSize - offset, auth1, session);
}
req.param = ptr;
/* verify authorization */
tpm_compute_in_param_digest(&req);
tpm_sha1_init(&sha1);
tpm_sha1_update_be32(&sha1, TPM_ORD_ExecuteTransport);
tpm_sha1_update_be32(&sha1, inWrappedCmdSize);
tpm_sha1_update(&sha1, req.auth1.digest, sizeof(req.auth1.digest));
tpm_sha1_final(&sha1, auth1->digest);
res = tpm_verify_auth(auth1, session->transInternal.authData, TPM_INVALID_HANDLE);
if (res != TPM_SUCCESS) {
tpm_free(req.param);
return res;
}
/* nested transport sessions are not allowed */
if (req.ordinal == TPM_ORD_EstablishTransport
|| req.ordinal == TPM_ORD_ExecuteTransport
|| req.ordinal == TPM_ORD_ReleaseTransportSigned) {
tpm_free(req.param);
return TPM_NO_WRAP_TRANSPORT;
}
/* log input parameters */
if (session->transInternal.transPublic.transAttributes & TPM_TRANSPORT_LOG) {
TPM_DIGEST keyDigest;
compute_key_digest(&req, &keyDigest);
transport_log_in(req.auth1.digest, keyDigest.digest,
&session->transInternal.transDigest);
}
/* execute and audit command*/
tpm_audit_request(req.ordinal, &req);
tpm_execute_command(&req, &rsp);
tpm_audit_response(req.ordinal, &rsp);
tpm_free(req.param);
/* get locality and ticks */
*locality = tpmData.stany.flags.localityModifier;
*currentTicks = tpmData.stany.data.currentTicks.currentTicks;
/* if required, compute digest of internal output parameters */
debug("result = %d", rsp.result);
if (rsp.result == TPM_SUCCESS) {
if (rsp.tag == TPM_TAG_RSP_COMMAND) {
rsp.auth1 = &req.auth1;
tpm_compute_out_param_digest(req.ordinal, &rsp);
}
/* encrypt parameters */
if (session->transInternal.transPublic.transAttributes & TPM_TRANSPORT_ENCRYPT) {
if (req.ordinal == TPM_ORD_OIAP || req.ordinal == TPM_ORD_OSAP) {
offset = rsp.paramSize;
} else if (req.ordinal == TPM_ORD_DSAP) {
offset = rsp.paramSize;
} else {
offset = tpm_get_out_param_offset(req.ordinal);
}
debug("encrypting %d bytes, starting at pos %d", rsp.paramSize - offset, offset);
encrypt_wrapped_command(rsp.param + offset, rsp.paramSize - offset, auth1, session);
}
} else {
rsp.auth1 = &req.auth1;
memset(rsp.auth1->digest, 0, sizeof(*rsp.auth1->digest));
}
/* marshal response */
*outWrappedCmdSize = len = rsp.size;
*outWrappedCmd = ptr = tpm_malloc(len);
if (ptr == NULL) {
tpm_free(rsp.param);
return TPM_FAIL;
}
tpm_marshal_TPM_RESPONSE(&ptr, &len, &rsp);
debug("marshalling done.");
/* log output parameters */
if (session->transInternal.transPublic.transAttributes & TPM_TRANSPORT_LOG) {
transport_log_out(rsp.auth1->digest, &session->transInternal.transDigest);
}
tpm_free(rsp.param);
/* compute digest of output parameters */
ptr = buf; len = sizeof(buf);
tpm_marshal_UINT32(&ptr, &len, TPM_SUCCESS);
tpm_marshal_TPM_COMMAND_CODE(&ptr, &len, TPM_ORD_ExecuteTransport);
tpm_marshal_UINT64(&ptr, &len, *currentTicks);
tpm_marshal_TPM_MODIFIER_INDICATOR(&ptr, &len, *locality);
tpm_marshal_UINT32(&ptr, &len, *outWrappedCmdSize);
memcpy(ptr, rsp.auth1->digest, sizeof(rsp.auth1->digest));
tpm_sha1_init(&sha1);
tpm_sha1_update(&sha1, buf, sizeof(buf));
tpm_sha1_final(&sha1, auth1->digest);
return TPM_SUCCESS;
}
TPM_RESULT TPM_EstablishTransport(TPM_KEY_HANDLE encHandle,
TPM_TRANSPORT_PUBLIC *transPublic,
UINT32 secretSize, BYTE *secret,
TPM_AUTH *auth1,
TPM_TRANSHANDLE *transHandle,
TPM_MODIFIER_INDICATOR *locality,
TPM_CURRENT_TICKS *currentTicks,
TPM_NONCE *transNonceEven)
{
TPM_RESULT res;
TPM_KEY_DATA *key;
TPM_TRANSPORT_AUTH trans_auth;
TPM_SESSION_DATA *session;
info("TPM_EstablishTransport()");
/* setup authorization data */
if (encHandle == TPM_KH_TRANSPORT) {
if (auth1->authHandle != TPM_INVALID_HANDLE) return TPM_BADTAG;
if (transPublic->transAttributes & TPM_TRANSPORT_ENCRYPT) return TPM_BAD_SCHEME;
if (secretSize != 20) return TPM_BAD_PARAM_SIZE;
memcpy(trans_auth.authData, secret, 20);
} else {
/* get key and verify its usage */
key = tpm_get_key(encHandle);
if (key == NULL) return TPM_INVALID_KEYHANDLE;
if (key->keyUsage != TPM_KEY_STORAGE && key->keyUsage != TPM_KEY_LEGACY)
return TPM_INVALID_KEYUSAGE;
/* verify authorization */
if (key->authDataUsage != TPM_AUTH_NEVER) {
res = tpm_verify_auth(auth1, key->usageAuth, encHandle);
if (res != TPM_SUCCESS) return res;
if (decrypt_transport_auth(key, secret, secretSize, &trans_auth))
return TPM_DECRYPT_ERROR;
}
}
/* check whether the transport has to be encrypted */
if (transPublic->transAttributes & TPM_TRANSPORT_ENCRYPT) {
if (tpmData.permanent.flags.FIPS
&& transPublic->algID == TPM_ALG_MGF1) return TPM_INAPPROPRIATE_ENC;
/* until now, only MGF1 is supported */
if (transPublic->algID != TPM_ALG_MGF1) return TPM_BAD_KEY_PROPERTY;
}
/* initialize transport session */
tpm_get_random_bytes(transNonceEven->nonce, sizeof(transNonceEven->nonce));
*transHandle = tpm_get_free_session(TPM_ST_TRANSPORT);
session = tpm_get_transport(*transHandle);
if (session == NULL) return TPM_RESOURCES;
session->transInternal.transHandle = *transHandle;
memset(&session->transInternal.transDigest, 0, sizeof(TPM_DIGEST));
memcpy(&session->transInternal.transPublic, transPublic,
sizeof_TPM_TRANSPORT_PUBLIC((*transPublic)));
memcpy(&session->transInternal.transNonceEven, transNonceEven, sizeof(TPM_NONCE));
memcpy(&session->nonceEven, transNonceEven, sizeof(TPM_NONCE));
memcpy(&session->transInternal.authData, trans_auth.authData, sizeof(TPM_AUTHDATA));
*locality = tpmData.stany.flags.localityModifier;
memcpy(currentTicks, &tpmData.stany.data.currentTicks, sizeof(TPM_CURRENT_TICKS));
/* perform transport logging */
if (transPublic->transAttributes & TPM_TRANSPORT_LOG) {
tpm_sha1_ctx_t sha1;
BYTE *ptr, buf[4 + 4 + 4 + sizeof_TPM_CURRENT_TICKS(x) + 20];
UINT32 len;
/* log input */
memset(buf, 0, sizeof(buf));
transport_log_in(auth1->digest, buf, &session->transInternal.transDigest);
/* compute digest of output parameters and log output */
ptr = buf; len = sizeof(buf);
tpm_marshal_UINT32(&ptr, &len, TPM_SUCCESS);
tpm_marshal_TPM_COMMAND_CODE(&ptr, &len, TPM_ORD_EstablishTransport);
tpm_marshal_TPM_MODIFIER_INDICATOR(&ptr, &len, *locality);
tpm_marshal_TPM_CURRENT_TICKS(&ptr, &len, currentTicks);
tpm_marshal_TPM_NONCE(&ptr, &len, transNonceEven);
tpm_sha1_init(&sha1);
tpm_sha1_update(&sha1, buf, sizeof(buf));
tpm_sha1_final(&sha1, buf);
transport_log_out(buf, &session->transInternal.transDigest);
}
/* check whether this is a exclusive transport session */
if (transPublic->transAttributes & TPM_TRANSPORT_EXCLUSIVE) {
tpmData.stany.flags.transportExclusive = TRUE;
tpmData.stany.data.transExclusive = *transHandle;
}
auth1->continueAuthSession = FALSE;
return TPM_SUCCESS;
}
static TPM_RESULT cap_property(UINT32 subCapSize, BYTE *subCap,
UINT32 *respSize, BYTE **resp)
{
UINT32 i, j, property;
if (tpm_unmarshal_UINT32(&subCap, &subCapSize, &property))
return TPM_BAD_MODE;
switch (property) {
case TPM_CAP_PROP_PCR:
debug("[TPM_CAP_PROP_PCR]");
return return_UINT32(respSize, resp, TPM_NUM_PCR);
case TPM_CAP_PROP_DIR:
debug("[TPM_CAP_PROP_DIR]");
return return_UINT32(respSize, resp, 1);
case TPM_CAP_PROP_MANUFACTURER:
debug("[TPM_CAP_PROP_MANUFACTURER]");
return return_UINT32(respSize, resp, TPM_MANUFACTURER);
case TPM_CAP_PROP_KEYS:
debug("[TPM_CAP_PROP_KEYS]");
for (i = 0, j = TPM_MAX_KEYS; i < TPM_MAX_KEYS; i++)
if (tpmData.permanent.data.keys[i].valid) j--;
return return_UINT32(respSize, resp, j);
case TPM_CAP_PROP_MIN_COUNTER:
debug("[TPM_CAP_PROP_MIN_COUNTER]");
return return_UINT32(respSize, resp, 1);
case TPM_CAP_PROP_AUTHSESS:
debug("[TPM_CAP_PROP_AUTHSESS]");
for (i = 0, j = TPM_MAX_SESSIONS; i < TPM_MAX_SESSIONS; i++)
if (tpmData.stany.data.sessions[i].type != TPM_ST_INVALID) j--;
return return_UINT32(respSize, resp, j);
case TPM_CAP_PROP_TRANSESS:
debug("[TPM_CAP_PROP_TRANSESS]");
for (i = 0, j = TPM_MAX_SESSIONS; i < TPM_MAX_SESSIONS; i++)
if (tpmData.stany.data.sessions[i].type != TPM_ST_INVALID) j--;
return return_UINT32(respSize, resp, j);
case TPM_CAP_PROP_COUNTERS:
debug("[TPM_CAP_PROP_COUNTERS]");
for (i = 0, j = TPM_MAX_COUNTERS; i < TPM_MAX_COUNTERS; i++)
if (tpmData.permanent.data.counters[i].valid) j--;
return return_UINT32(respSize, resp, j);
case TPM_CAP_PROP_MAX_AUTHSESS:
debug("[TPM_CAP_PROP_MAX_AUTHSESS]");
return return_UINT32(respSize, resp, TPM_MAX_SESSIONS);
case TPM_CAP_PROP_MAX_TRANSESS:
debug("[TPM_CAP_PROP_MAX_TRANSESS]");
return return_UINT32(respSize, resp, TPM_MAX_SESSIONS);
case TPM_CAP_PROP_MAX_COUNTERS:
debug("[TPM_CAP_PROP_MAX_COUNTERS]");
return return_UINT32(respSize, resp, TPM_MAX_COUNTERS);
case TPM_CAP_PROP_MAX_KEYS:
debug("[TPM_CAP_PROP_MAX_KEYS]");
return return_UINT32(respSize, resp, TPM_MAX_KEYS);
case TPM_CAP_PROP_OWNER:
debug("[TPM_CAP_PROP_OWNER]");
return return_BOOL(respSize, resp, tpmData.permanent.flags.owned);
case TPM_CAP_PROP_CONTEXT:
debug("[TPM_CAP_PROP_CONTEXT]");
for (i = 0, j = 0; i < TPM_MAX_SESSION_LIST; i++)
if (tpmData.stany.data.contextList[i] == 0) j++;
return return_UINT32(respSize, resp, j);
case TPM_CAP_PROP_MAX_CONTEXT:
debug("[TPM_CAP_PROP_MAX_CONTEXT]");
return return_UINT32(respSize, resp, TPM_MAX_SESSION_LIST);
case TPM_CAP_PROP_FAMILYROWS:
debug("[TPM_CAP_PROP_FAMILYROWS]");
/* TODO: TPM_CAP_PROP_FAMILYROWS */
return TPM_FAIL;
case TPM_CAP_PROP_TIS_TIMEOUT:
debug("[TPM_CAP_PROP_TIS_TIMEOUT]");
/* TODO: TPM_CAP_PROP_TIS_TIMEOUT: Measure these values and determine correct ones */
UINT32 len = *respSize = 16;
BYTE *ptr = *resp = tpm_malloc(*respSize);
if (ptr == NULL ||
tpm_marshal_UINT32(&ptr, &len, 200000) ||
tpm_marshal_UINT32(&ptr, &len, 200000) ||
tpm_marshal_UINT32(&ptr, &len, 200000) ||
tpm_marshal_UINT32(&ptr, &len, 200000)) {
tpm_free(*resp);
return TPM_FAIL;
}
return TPM_SUCCESS;
case TPM_CAP_PROP_STARTUP_EFFECT:
debug("[TPM_CAP_PROP_STARTUP_EFFECT]");
/* TODO: TPM_CAP_PROP_STARTUP_EFFECT */
return TPM_FAIL;
case TPM_CAP_PROP_DELEGATE_ROW:
debug("[TPM_CAP_PROP_DELEGATE_ROW]");
/* TODO: TPM_CAP_PROP_DELEGATE_ROW */
return TPM_FAIL;
case TPM_CAP_PROP_DAA_MAX:
debug("[TPM_CAP_PROP_DAA_MAX]");
return return_UINT32(respSize, resp, TPM_MAX_SESSIONS_DAA);
case TPM_CAP_PROP_SESSION_DAA:
debug("[TPM_CAP_PROP_SESSION_DAA]");
for (i = 0, j = TPM_MAX_SESSIONS_DAA; i < TPM_MAX_SESSIONS_DAA; i++)
if (tpmData.stany.data.sessionsDAA[i].type != TPM_ST_INVALID) j--;
return return_UINT32(respSize, resp, j);
case TPM_CAP_PROP_CONTEXT_DIST:
debug("[TPM_CAP_PROP_CONTEXT_DIST]");
/* TODO: TPM_CAP_PROP_CONTEXT_DIST */
return TPM_FAIL;
case TPM_CAP_PROP_DAA_INTERRUPT:
debug("[TPM_CAP_PROP_DAA_INTERRUPT]");
/* A value of TRUE indicates that the TPM will accept ANY command
* while executing a DAA Join or Sign. A value of FALSE indicates
* that the TPM will invalidate the DAA Join or Sign upon the
* receipt of any command other than the next join/sign in the
* session or a TPM_SaveContext. */
return return_BOOL(respSize, resp, TRUE);
case TPM_CAP_PROP_SESSIONS:
debug("[TPM_CAP_PROP_SESSIONS]");
for (i = 0, j = TPM_MAX_SESSIONS; i < TPM_MAX_SESSIONS; i++)
if (tpmData.stany.data.sessions[i].type != TPM_ST_INVALID) j--;
return return_UINT32(respSize, resp, j);
case TPM_CAP_PROP_MAX_SESSIONS:
debug("[TPM_CAP_PROP_MAX_SESSIONS]");
return return_UINT32(respSize, resp, TPM_MAX_SESSIONS);
case TPM_CAP_PROP_CMK_RESTRICTION:
debug("[TPM_CAP_PROP_CMK_RESTRICTION]");
/* TODO: TPM_CAP_PROP_CMK_RESTRICTION */
return TPM_FAIL;
case TPM_CAP_PROP_DURATION:
debug("[TPM_CAP_PROP_DURATION]");
/* TODO: TPM_CAP_PROP_DURATION: Measure these values and return accurate ones */
BYTE dur[]= {0x0,0x0,0x0,0xc,0x0,0x7,0xa1,0x20,0x0,0x1e,0x84,0x80,0x11,0xe1,0xa3,0x0};
*respSize = 16;
*resp = tpm_malloc(*respSize);
memcpy(*resp,dur,16);
return TPM_FAIL;
case TPM_CAP_PROP_ACTIVE_COUNTER:
debug("[TPM_CAP_PROP_ACTIVE_COUNTER]");
/* TODO: TPM_CAP_PROP_ACTIVE_COUNTER */
return TPM_FAIL;
case TPM_CAP_PROP_MAX_NV_AVAILABLE:
debug("[TPM_CAP_PROP_MAX_NV_AVAILABLE]");
/* TODO: TPM_CAP_PROP_MAX_NV_AVAILABLE */
return TPM_FAIL;
case TPM_CAP_PROP_INPUT_BUFFER:
debug("[TPM_CAP_PROP_INPUT_BUFFER]");
/* TODO: TPM_CAP_PROP_INPUT_BUFFER */
return TPM_FAIL;
default:
return TPM_BAD_MODE;
}
}